405  
SXUS83 KAPX 070338  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
1138 PM EDT TUE MAY 6 2025  
 
WIND DATA (KTS) WAVES WATER  
SITE DATE/TIME DIR SPEED GUST (FT) TEMP(F) SITE NAME  
-------------------------------------------------------------  
 
LAKE SUPERIOR/ST MARYS RIVER  
 
GRMM4 070250Z 280 13 14 GRAND MARAIS  
WFPM4 070240Z 300 1 2 WHITEFISH POINT  
PTIM4 070300Z 250 5 10 POINT IROQUOIS  
CYAM 070300Z 260 7 SOO (CANADA)  
KANJ 070255Z 240 6 SAULT STE MARIE  
SWPM4 070300Z 230 6 9 38.84 S.W. PIER  
LTRM4 070300Z 240 3 5 40.46 LITTLE RAPIDS  
RCKM4 070300Z 290 3 5 43.88 ROCK CUT  
WNEM4 070300Z 330 3 5 42.07 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 070300Z 310 6 10 41.36 DETOUR VILLAGE  
KDRM 070315Z CALM DRUMMOND ISLAND  
KMCD 070315Z 270 8 MACKINAC ISLAND  
MACM4 070300Z 270 5 7 43.16 MACKINAC CITY  
KSLH 070315Z CALM CHEBOYGAN AIRPORT  
CYGM4 070325Z 290 2 3 CHEBOYGAN MARINA  
SRLM4 070200Z 280 15 SPECTACLE REEF LIGHT  
KPZQ 070315Z 340 5 ROGERS CITY  
PRIM4 070250Z 250 1 2 PRESQUE ISLE LIGHT  
KAPN 070254Z CALM ALPENA GUARD BASE  
APNM4 070320Z CALM ALPENA HARBOR LIGHT  
TBIM4 070300Z 40 1 THUNDER BAY ISLAND  
SPTM4 070250Z CALM STURGEON POINT LIGHT  
KOSC 070315Z 160 3 OSCODA  
TAWM4 070240Z 90 3 TAWAS POINT  
GSLM4 070240Z 270 2 3 GRAVELLY SHOALS  
 
LAKE MICHIGAN  
 
KISQ 070315Z 340 4 MANISTIQUE  
PNLM4 070300Z 340 6 9 50.36 PORT INLAND  
NABM4 070240Z CALM 1 NAUBINWAY  
KSJX 070315Z 260 5 ST JAMES  
KPLN 070254Z CALM PELLSTON  
KMGN 070315Z CALM HARBOR SPRINGS  
KCVX 070315Z 290 2 CHARLEVOIX  
NMIM4 070228Z 160 1 6 NORTH MANITOU ISLAND  
GTLM4 070240Z 230 5 6 GRAND TRAVERSE LIGHT  
KTVC 070253Z CALM TRAVERSE CITY  
KFKS 070315Z CALM FRANKFORT  
MEEM4 070240Z CALM 2 MANISTEE HARBOR  
BSBM4 070240Z CALM 3 BIG SABLE POINT  
LDTM4 070300Z 250 2 4 LUDINGTON  
KLDM 070315Z 240 4 LUDINGTON AIRPORT  
 
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